Unable to Lunch Pritunl

Pritunl - Service Error (6729
Unable to authenticate communication with background service,
try restarting computer
Retry
Exit

I have Ubuntu 20.04.6 LTS . please provide solution

Check the service log in /var/log/pritunl-client.log and the other logs listed in the client debugging documentation. Check the status of the service with sudo systemctl status pritunl-client.service and logs with sudo journalctl -u pritunl-client.service.